The SFH4881 is a high-power infrared (IR) emitter from OSRAM Opto Semiconductors. It is designed for a variety of applications requiring efficient and reliable IR light sources. This component is known for its high radiant intensity and narrow emission angle, which makes it suitable for applications where precise beam control is essential.

Applications

• Infrared remote control units: Used in remote controls for TVs, DVD players, and other consumer electronics.
• Light barriers: Employed in security systems and industrial automation to detect object presence.
• Proximity sensors: Used in mobile phones, tablets, and other devices to detect nearby objects.
• Optical data transmission: Suitable for short-range wireless communication applications.
• Gesture recognition systems: Employed in interactive displays and gaming consoles to detect user gestures.

Features

• High radiant intensity: Provides strong signal strength for reliable operation.
• Narrow emission angle: Enables precise beam control and reduces stray light.
• Wavelength of 850 nm: Well-suited for various IR detection systems.
• High forward current capability: Supports high drive currents for increased output power.
• Compact package: Allows for easy integration into various designs.

Benefits

• Improved system performance: High radiant intensity ensures reliable detection and communication.
• Reduced power consumption: Efficient IR emission minimizes power requirements.
• Enhanced system reliability: Robust design ensures long-term stability and performance.
• Simplified system design: Compact package and easy integration reduce design complexity.
• Increased range and accuracy: Narrow emission angle improves beam control for extended range and precise targeting.

Additional Details

The SFH4881 features a molded plastic package with a clear epoxy lens to maximize light output. The peak wavelength is typically 850 nm, which is a common wavelength for IR applications. The forward voltage is typically around 1.5V, and it can handle forward currents up to 100mA. Its radiant intensity is typically around 60 mW/sr. It is RoHS compliant, ensuring that it meets environmental standards. This IR emitter is well-suited for applications requiring a high-power, narrow-angle IR source.